Weishaupt W-FM 100, Installation And Operating Instruction

Page: 80 / 228

Installation and operating instruction
Combustion manager W-FM 100 und W-FM 200
6 Operation
83054802 1/2018-07 La
80-228
6.8.4 Oil pump
Param & Display Burner Control Configuration ConfigGeneral OilPumpCoupling
IgnOilPumpStart
Control of oil pump and switch on point of pre-ignition in oil operation [ch. 3.4.3].
Magnetic coupling / separate oil pump
For burners with magnetic coupling or separate oil pump:
Set parameter
OilPumpCoupling
to
Magnetcoupl
.
Set parameter
IgnOilPumpStart
to
On in Ph38
.
Direct coupling
For burners with oil pump coupled directly to the burner motor.
Set parameter
OilPumpCoupling
to
Direct coupl
.
The long pre-ignition (
on in Ph22
) is automatically activated in parameter
IgnOilPumpStart
.
6.8.5 Forced intermittent
Param & Display Burner Control Configuration ConfigGeneral ForcedIntermit
With ForcedIntermit activated, the W-FM initiates a controlled shutdown with sub-
sequent restart after 23 h 50 min uninterrupted burner operation. If the burner is
not suitable for continuous operation, forced intermittent has to be activated.
6.8.6 Pre-purge Gas
Param & Display Burner Control Configuration ConfigGeneral Skip PrepurgeGas
If the parameter is activated, the W-FM skips pre-purge in gas operation (Phase 24
to 34). According to EN 676 only allowed with Class A valves in conjunction with
valve proving system.
Pre-purge is not skipped after:
Lockout
24 h Standby
Power failure
Safety shutdown due to low gas